Hardware Spec Index

Brontix FN-5771 Ti 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5771-TI · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index687 (Case Fans scale)
Category rank#37,080
Street price$19
Power3 W
Performance per dollar36.16
Released2021

Specifications

BrandBrontix
ModelBrontix FN-5771 Ti
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5771 Ti 140mm PWM Case Fan”, https://vextor7.com/item/76524643 (accessed 2026-10-25).